Home / 2,827.04-4,234.80-1,853.60

Finding the Fourth Proportional to 2,827.04, 4,234.80 and 1,853.60

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Solution

The fourth proportional to 2,827.04, 4,234.80 and 1,853.60 is: 2,776.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,827.04 : 4,234.80 = 1,853.60 : x
  2. Step 2: Convert to fraction form
    2,827.04/4,234.80 = 1,853.60/x
  3. Step 3: Cross multiply
    2,827.04x = 4,234.80 × 1,853.60
  4. Step 4: Simplify right side
    2,827.04x = 7,849,625.28
  5. Step 5: Solve for x
    x = 7,849,625.28/2,827.04
  6. Step 6: Final answer
    x = 2,776.62

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.